1 files changed, 16 insertions, 2 deletions

diff --git a/servers/rendering/renderer_rd/shaders/blit.glsl b/servers/rendering/renderer_rd/shaders/blit.glsl
index d451647bec..fe6416f03c 100644
--- a/servers/rendering/renderer_rd/shaders/blit.glsl
+++ b/servers/rendering/renderer_rd/shaders/blit.glsl
@@ -8,6 +8,10 @@ layout(push_constant, std140) uniform Pos {
 	vec4 src_rect;
 	vec4 dst_rect;
 
+	float rotation_sin;
+	float rotation_cos;
+	vec2 pad;
+
 	vec2 eye_center;
 	float k1;
 	float k2;
@@ -15,17 +19,23 @@ layout(push_constant, std140) uniform Pos {
 	float upscale;
 	float aspect_ratio;
 	uint layer;
-	uint pad1;
+	bool convert_to_srgb;
 }
 data;
 
 layout(location = 0) out vec2 uv;
 
 void main() {
+	mat4 swapchain_transform = mat4(1.0);
+	swapchain_transform[0][0] = data.rotation_cos;
+	swapchain_transform[0][1] = -data.rotation_sin;
+	swapchain_transform[1][0] = data.rotation_sin;
+	swapchain_transform[1][1] = data.rotation_cos;
+
 	vec2 base_arr[4] = vec2[](vec2(0.0, 0.0), vec2(0.0, 1.0), vec2(1.0, 1.0), vec2(1.0, 0.0));
 	uv = data.src_rect.xy + base_arr[gl_VertexIndex] * data.src_rect.zw;
 	vec2 vtx = data.dst_rect.xy + base_arr[gl_VertexIndex] * data.dst_rect.zw;
-	gl_Position = vec4(vtx * 2.0 - 1.0, 0.0, 1.0);
+	gl_Position = swapchain_transform * vec4(vtx * 2.0 - 1.0, 0.0, 1.0);
 }
 
 #[fragment]
@@ -38,6 +48,10 @@ layout(push_constant, std140) uniform Pos {
 	vec4 src_rect;
 	vec4 dst_rect;
 
+	float rotation_sin;
+	float rotation_cos;
+	vec2 pad;
+
 	vec2 eye_center;
 	float k1;
 	float k2;